2x Firebreak Duct R0.6 (Polyester Insulation) - 6 Metre
2 rolls of duct, total 12 metres Firebreak Flexible Duct is manufactured from metalized Mylar and clear Mylar substrates, incorporating totally enclosed helically wound galvanised high tensile steel wire. Model 110004 200mm diametre The layers are bonded with a fire retardant adhesive to ensure long life in all ambient conditions. The insulation is a polyester thermal blanket manufactured to rigid standards. Features: Metalized Inner Core Polyester Insulation Metalized Outer Fire Jacket